Question

1.1 × 1.1 + 1.3 × 1.3 + 1.5 × 1.5 =?

• A. 5.15
• B. 5.25
• C. 5.95
• D. 5.85

Answer 1

Answer:

A. 5.15

1.1 × 1.1 + 1.3 × 1.3 + 1.5 × 1.5 = 1.21 + 1.69 + 2.25 = 5.15